/*
	Copyright (C) 2008 Demiurg-HG

	This program is free software; you can redistribute it and/or
	modify it under the terms of the GNU General Public License
	as published by the Free Software Foundation; either version 2
	of the License, or (at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program; if not, write to the Free Software
	Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
*/

#pragma once	


class  EImage {
	public:
				EImage	( void );
				EImage	( uint w, uint h );
				~EImage	( void );

		// Image creation stuff :				
		void	CreateImage	( uint w, uint h, EVec4 &fill_color = EVec4(0,0,0,1) );
		uint	Width		( void ) const { return width; }
		uint	Height		( void ) const { return height; }

		//	Image data access stuff :		
		uint	OffsetC		( int x, int y ) const;
		uint	OffsetW		( int x, int y ) const;
		EVec4	ReadC		( int x, int y ) const;
		EVec4	ReadW		( int x, int y ) const;
		void	WriteC		( int x, int y, const EVec4 &clr );
		void	WriteW		( int x, int y, const EVec4 &clr );
		EVec4	ReadLinearC	( float x, float y ) const;
		
	protected:
		uint width;
		uint height;
		vector<EVec4>	image_data;
	};


